Chicken Korma - Big Indian Flavor - Chili Pepper Madness

Ingredients

• 2 pounds boneless chicken breast (or thighs, chopped into bite sized pieces)
• ½ cup cashews (lightly chopped (or use almonds))
• 3 tablespoons tomato paste ((optional))
• 4 cloves garlic (chopped)
• 1 tablespoon minced fresh ginger
• 1 tablespoon garam masala
• 1 teaspoon red pepper flakes
• 1 teaspoon paprika
• 1 teaspoon turmeric
• 1 teaspoon ground coriander
• ½ teaspoon ground cardamom
• ½ teaspoon cumin
• ½ teaspoon cinnamon
• Salt and pepper to taste
• 1 cup plain yogurt (Greek yogurt is great)
• 1 tablespoon olive oil
• 2-3 spicy chili peppers (chopped - I used serrano peppers)
• 1 medium onion (chopped)
• ½ cup chicken stock (or more as needed, to simmer)
• 1 cup heavy cream (or use coconut milk)